#644397#644397

#644397 is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.1% C 0.133 H 299.3°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#644397
RGB	rgb(100, 67, 151)
HSL	hsl(264, 39%, 43%)
HSV	hsv(264, 56%, 59%)
CMYK	cmyk(33.8%, 55.6%, 0%, 40.8%)
CIE-LAB	lab(35.90, 32.88, -41.12)
CIE-LCH	lch(35.90, 52.65, 308.65°)
OKLab	oklab(46.12% 0.0651 -0.1163)
OKLCH	oklch(46.12% 0.133 299.3)
XYZ	xyz(12.8472, 8.9579, 30.3244)
Luminance	0.0896 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644397 #769743

analogous

#434C97 #644397 #8E4397

triadic

#644397 #976443 #439764

tetradic

#644397 #97434C #769743 #43978E

square

#644397 #97434C #769743 #43978E

split-complementary

#644397 #978E43 #4C9743

monochromatic

#2C1D42 #48306D #644397 #825FB8 #A38ACB

Accessibility & contrast

On white

7.52

#644397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#644397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644397

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644397	#FFFFFF	#000000	##FFFFFF
##644397	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21549A

Deuteranopia (green-blind)

#2B5495

Tritanopia (blue-blind)

#595466

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #644397;
/* rgb */ color: rgb(100, 67, 151);
/* oklch */ color: oklch(46.1% 0.133 299.3);

Tailwind

colors: {
  custom: {
    50: '#9378b6',
    500: '#644397',
    950: '#000000',
  },
}

SCSS

$custom: #644397;
$custom-light: #9378b6;
$custom-dark: #000000;

JSON

{
  "hex": "#644397",
  "rgb": {
    "r": 100,
    "g": 67,
    "b": 151
  },
  "hsl": {
    "h": 263.571,
    "s": 38.532,
    "l": 42.745
  },
  "oklch": {
    "l": 0.46119,
    "c": 0.13327,
    "h": 299.3
  },
  "luminance": 0.08958
}

Semantic roles & 50–950 ramp

primary

#644397

secondary

#A1B680

accent

#CE59A0

background

#F9F7FB

surface

#F2EDF6

border

#CCC8D0

text

#0D0911

muted

#7E7B80

Preview Lab

Preview with #644397

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →